FRAP has revealed that some proteins movement is restricted in cell membranes much more than in artificial bilayers. Which of the following could account for limited mobility of proteins in cell plasma membranes?
a. anchorage to the cell cytoskeleton.
b. anchorage to the extracellular matrix.
c. associations with other proteins.
d. diffusion barrios
e. all could limit protein mobility
e. all could limit protein mobility
You might also like to view...
One of the advantages seeds have over spores is that they can delay germination until conditions are favorable for growth
A. true B. false
Consider the cladogram shown. Which pair of species shares the greatest number of derived characters (synapomorphies)?
A. 1 and 3
B. 6 and 4
C. 6 and 5
D. 2 and 3
E. 6 and 3
Clarify Question
· What is the key concept addressed by the question?
· What type of thinking is required?
· What key words does the question contain and what do they mean?
Gather Content
· What do you already know about cladistics?
Consider Possibilities
· What other information is related to the question? Which information is most useful?
Choose Answer
· Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?
Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
CO2 + 6 H2O ? C6H12O6 + 6 O2
Which of the following is FALSE?
a. Water is a reactant. b. C6H12O6 is a product. c. Molecular oxygen is a product. d. CO2 is a reactant. e. Molecular carbon is a reactant.
All of the following are signs of infectious diseases, except
A. fever. B. antibodies in serum. C. swollen lymph nodes. D. leucopenia. E. nausea.